Rolf V. Olsen and Sigrid Blömeke Large-scale international assessments studies (ILSA) are regarded as important sources for monitoring educational quality in many countries. The results from the studies are frequently cited in policy documents and they are regularly used as...
Jelena Veletić Evidence shows that some of the key aspects of educational policies, like school leadership, are very sensitive and shaped by the culture and context where they are executed. Nevertheless, we frequently want to compare and contrast such concepts...
In international comparisons for mathematics in PISA and TIMSS, Asia outperforms England considerably at the secondary level. For geometry this difference is particularly large. In a recent study, I have investigated if these differences in geometry achievement might be attributed...
